sudo -u postgres createuser -S -D -R -P your_user_name
sudo -u postgres createdb -O database_owner_username name_of_database
export RUBYOPT='-r openssl'
rails g scaffold <model> <attributes> -e haml --routing-specs=false --helper-specs=false --controller-specs=false --fixture=false --view-specs=false --model-spec=false --helper=false --stylesheets=false -p
include ActionController::UrlWriter
CREATE EXTENSION tsearch2;
CREATE EXTENSION pg_trgm;